HIRSCH, Carl. A Surgical Approach for Synovectomy of the Knee Joint. Acta Orthopaedica, [S. l.], v. 19, n. 4, p. 554–557, 1950. DOI: 10.3109/17453675008991109. Disponível em: https://actaorthop.org/actao/article/view/31027. Acesso em: 25 jun. 2026.